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DE4422568C1 - Verfahren und Vorrichtung zur Schaumherstellung mittels unter Druck gelöstem Kohlendioxid - Google Patents

Verfahren und Vorrichtung zur Schaumherstellung mittels unter Druck gelöstem Kohlendioxid

Info

Publication number
DE4422568C1
DE4422568C1 DE4422568A DE4422568A DE4422568C1 DE 4422568 C1 DE4422568 C1 DE 4422568C1 DE 4422568 A DE4422568 A DE 4422568A DE 4422568 A DE4422568 A DE 4422568A DE 4422568 C1 DE4422568 C1 DE 4422568C1
Authority
DE
Germany
Prior art keywords
carbon dioxide
reactive
foam
sieve
mixture
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
DE4422568A
Other languages
German (de)
English (en)
Inventor
Robert Dr Eiben
Wilfried Dipl Ing Ebeling
Hans-Michael Dipl Ing Sulzbach
Reiner Dipl Ing Raffel
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hennecke GmbH
Original Assignee
Bayer AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=6521688&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE4422568(C1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Bayer AG filed Critical Bayer AG
Priority to DE4422568A priority Critical patent/DE4422568C1/de
Priority to AU28833/95A priority patent/AU2883395A/en
Priority to EP95924245A priority patent/EP0767728B2/en
Priority to JP50275596A priority patent/JP3201415B2/ja
Priority to US08/765,862 priority patent/US5789457A/en
Priority to PCT/EP1995/002322 priority patent/WO1996000644A1/en
Priority to CN95193795A priority patent/CN1066095C/zh
Priority to DE69502608T priority patent/DE69502608T3/de
Priority to KR1019960707495A priority patent/KR100341428B1/ko
Priority to ZA955309A priority patent/ZA955309B/xx
Publication of DE4422568C1 publication Critical patent/DE4422568C1/de
Application granted granted Critical
Priority to NO965281A priority patent/NO309639B1/no
Priority to KR1019960707340A priority patent/KR970703844A/ko
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/34—Auxiliary operations
    • B29C44/36—Feeding the material to be shaped
    • B29C44/46—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length
    • B29C44/461—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length dispensing apparatus, e.g. dispensing foaming resin over the whole width of the moving surface
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/34—Auxiliary operations
    • B29C44/3469—Cell or pore nucleation
    • B29C44/3473—Cell or pore nucleation by shearing forces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/34—Auxiliary operations
    • B29C44/3469—Cell or pore nucleation
    • B29C44/348—Cell or pore nucleation by regulating the temperature and/or the pressure, e.g. suppression of foaming until the pressure is rapidly decreased
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S261/00—Gas and liquid contact apparatus
    • Y10S261/26—Foam

Landscapes

  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Treatment Of Sludge (AREA)
  • Fertilizers (AREA)
DE4422568A 1994-06-22 1994-06-28 Verfahren und Vorrichtung zur Schaumherstellung mittels unter Druck gelöstem Kohlendioxid Expired - Fee Related DE4422568C1 (de)

Priority Applications (12)

Application Number Priority Date Filing Date Title
DE4422568A DE4422568C1 (de) 1994-06-28 1994-06-28 Verfahren und Vorrichtung zur Schaumherstellung mittels unter Druck gelöstem Kohlendioxid
CN95193795A CN1066095C (zh) 1994-06-28 1995-06-16 用加压溶解的二氢化碳生产泡沫塑料的方法和装置
KR1019960707495A KR100341428B1 (ko) 1994-06-28 1995-06-16 가압하에서용해된이산화탄소를사용한발포체의제조방법및장치
JP50275596A JP3201415B2 (ja) 1994-06-28 1995-06-16 加圧下で溶解させた二酸化炭素を用いてフォームを製造する方法及び装置
US08/765,862 US5789457A (en) 1994-06-28 1995-06-16 Method and device for the production of foam using carbon dioxide dissolved under pressure
PCT/EP1995/002322 WO1996000644A1 (en) 1994-06-28 1995-06-16 Method and device for the production of foam using carbon dioxide dissolved under pressure
AU28833/95A AU2883395A (en) 1994-06-28 1995-06-16 Method and device for the production of foam using carbon dioxide dissolved under pressure
DE69502608T DE69502608T3 (de) 1994-06-28 1995-06-16 Verfahren und vorrichtung zur schaumherstellung mittels unter druck gelöstem kohlendioxid
EP95924245A EP0767728B2 (en) 1994-06-28 1995-06-16 Method and device for the production of foam using carbon dioxide dissolved under pressure
ZA955309A ZA955309B (en) 1994-06-28 1995-06-27 Method and device for the production of foam using carbon dioxide dissolved under pressure
NO965281A NO309639B1 (no) 1994-06-28 1996-12-10 Fremgangsmåte og anordning for produksjon av skum ved anvendelse av karbondioksid opplöst under trykk
KR1019960707340A KR970703844A (ko) 1994-06-22 1996-12-21 무광택상의 합성 수지 사출 성형품 및 그의 성형법(Delustered Injection Molded Product of Synthetic Resin and Molding Method for the Same)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4422568A DE4422568C1 (de) 1994-06-28 1994-06-28 Verfahren und Vorrichtung zur Schaumherstellung mittels unter Druck gelöstem Kohlendioxid

Publications (1)

Publication Number Publication Date
DE4422568C1 true DE4422568C1 (de) 1996-02-15

Family

ID=6521688

Family Applications (2)

Application Number Title Priority Date Filing Date
DE4422568A Expired - Fee Related DE4422568C1 (de) 1994-06-22 1994-06-28 Verfahren und Vorrichtung zur Schaumherstellung mittels unter Druck gelöstem Kohlendioxid
DE69502608T Expired - Lifetime DE69502608T3 (de) 1994-06-28 1995-06-16 Verfahren und vorrichtung zur schaumherstellung mittels unter druck gelöstem kohlendioxid

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE69502608T Expired - Lifetime DE69502608T3 (de) 1994-06-28 1995-06-16 Verfahren und vorrichtung zur schaumherstellung mittels unter druck gelöstem kohlendioxid

Country Status (9)

Country Link
US (1) US5789457A (no)
EP (1) EP0767728B2 (no)
JP (1) JP3201415B2 (no)
CN (1) CN1066095C (no)
AU (1) AU2883395A (no)
DE (2) DE4422568C1 (no)
NO (1) NO309639B1 (no)
WO (1) WO1996000644A1 (no)
ZA (1) ZA955309B (no)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0810256A1 (de) * 1996-05-28 1997-12-03 Bayer Ag Verfahren zur Herstellung von elastischen Polyurethanblockschaumstoffen
WO1997047453A1 (de) * 1996-06-07 1997-12-18 Bayer Aktiengesellschaft Verfahren zur schaumherstellung mittels unter druck gelöstem kohlendioxid
EP1020275A1 (de) * 1999-01-12 2000-07-19 Hennecke GmbH Vorrichtung zum Herstellen von Schaumstoff aus einem gelöstes Treibmittel enthaltenden Reaktionsgemisch
EP2860007A1 (de) * 2013-10-09 2015-04-15 Hennecke GmbH Verfahren zum kontinuierlichen Herstellen eines Stranges aus Reaktivkunststoff

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2927395A (en) † 1994-07-18 1996-02-16 Bayer Aktiengesellschaft Process and device for preparing foam using carbon dioxide dissolved under pressure
ES2164158T3 (es) * 1994-07-18 2002-02-16 Bayer Ag Procedimiento y dispositivo para la fabricacion de espumas mediante dioxido de carbono disuelto a presion.
BR9509776A (pt) * 1994-11-28 1997-09-30 Bayer Ag Processo e dispositivo para produzir espuma usando dióxide de carbono dissolvido sob pressão
WO1997006935A1 (en) * 1995-08-14 1997-02-27 Massachusetts Institute Of Technology Gear throttle as a nucleation device in a continuous microcellular extrusion system
JP3374667B2 (ja) * 1995-10-17 2003-02-10 Ｎｔｎ株式会社 高強度等速ジョイント用外輪およびその製造法
DE19539072C1 (de) * 1995-10-20 1997-06-12 Hennecke Gmbh Maschf Verfahren und Vorrichtung zur kontinuierlichen Herstellung von Polyurethanblockschaum
EP0786321A1 (en) * 1996-01-23 1997-07-30 Foaming Technologies Cardio B.V. Process and plant for the continuous foaming of laminated panels
DE19620991A1 (de) * 1996-05-24 1997-11-27 Hennecke Gmbh Verfahren und Vorrichtung zur Schaumherstellung mittels unter Druck gelöstem Kohlendioxid
AU755441B2 (en) 1996-08-27 2002-12-12 Trexel, Inc. Method and apparatus for microcellular polymer extrusion
US6884377B1 (en) 1996-08-27 2005-04-26 Trexel, Inc. Method and apparatus for microcellular polymer extrusion
WO1998030376A1 (en) * 1997-01-10 1998-07-16 Beamech Group Limited Apparatus and process for producing polymeric foam
EP0878284B1 (de) * 1997-05-05 2002-12-11 Hennecke GmbH Verfahren und Vorrichtung zur Herstellung von Polyurethan-Schaum mittels flüssigem Kohlendioxid als Schäummittel
DE19718895C1 (de) * 1997-05-05 1999-01-14 Hennecke Gmbh Verfahren und Vorrichtung zur Herstellung von Polyurethan-Schaum mittels flüssigem Kohlendioxid als Schäummittel
US6326413B1 (en) 1998-01-09 2001-12-04 Beamech Group Limited Process and apparatus for producing plastics and polymeric foam
FR2780409B1 (fr) 1998-06-30 2001-07-13 Omya Sa Procede pour traiter une charge minerale par un phosphate, charge minerale ainsi traitee, mousses de polyurethanne et polyurethannes composites utilisant cette charge, objets moules ou non les contenant
NL1010057C2 (nl) * 1998-09-10 2000-03-13 Wavin Bv Werkwijze en inrichting voor het extruderen van geschuimde voorwerpen.
DE10030384A1 (de) * 2000-06-21 2002-01-03 Hennecke Gmbh Verfahren zur Herstellung von Blockschaum
US20050222286A1 (en) * 2002-03-14 2005-10-06 Gilder Stephen D Combustion modified polyurethane foam
DE10226041A1 (de) * 2002-06-12 2003-12-24 Brugg Rohrsysteme Gmbh Verfahren zur Herstellung eines wärmeisolierten Leitungsrohres
DE10311768A1 (de) * 2003-03-18 2004-09-30 Hennecke Gmbh Verfahren zur Herstellung von Polyurethan-Schaumstoffen
DE102004051048A1 (de) * 2004-10-19 2006-04-20 Bayer Materialscience Ag Weichelastische Schaumstoffe geringer Rohdichten und Stauchhärte
ITMI20090028A1 (it) 2009-01-14 2010-07-15 Afros Spa Procedimento e dispositivo raffreddato per l'erogazione di miscele poliuretaniche.
US8794600B2 (en) * 2011-06-06 2014-08-05 Wu-Chiao Chou Bubble generating device
EP3127678B1 (de) * 2015-08-07 2024-05-01 SMP Deutschland GmbH Vorrichtung und verfahren zur kunststoffbeschäumung
TWI758215B (zh) 2021-07-28 2022-03-11 國立清華大學 高鉻矽耐蝕鋼及其用途

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GB803771A (en) * 1954-06-21 1958-10-29 Xetal Products Ltd Production of cellular synthetic rubbers
GB904003A (en) * 1958-02-06 1962-08-22 Dunlop Rubber Co Method and apparatus for the production of cellular synthetic rubber
US3108976A (en) † 1960-06-10 1963-10-29 Du Pont Preparation of a cured polyurethane cellular material
US3181199A (en) * 1961-12-07 1965-05-04 Allied Chem Froth applicator
US3833202A (en) * 1972-12-07 1974-09-03 American Polymers Pre-die chamber for extrusion apparatus
JPS53123575A (en) * 1977-04-04 1978-10-28 Hitachi Ltd Discharge lamp lighting device
JPS53124575A (en) * 1977-04-07 1978-10-31 Hitachi Chem Co Ltd Manufacture of polyolefin foam
US4337318A (en) * 1980-09-30 1982-06-29 Doyle Earl N Process for the total pre-expansion of polyurethane foam
US5118720A (en) * 1989-01-13 1992-06-02 Sealed Air Corporation Method for producing polyurethane foam and apparatus therefor
US5055272A (en) * 1989-01-13 1991-10-08 Sealed Air Corporation Method for producing polyurethane foam and apparatus therefor
US5120770A (en) * 1989-11-29 1992-06-09 Doyle Earl N Use of liquid carbon dioxide as a blowing agent in the production of open-cell polyurethane foam
HU213639B (en) * 1991-03-25 1997-08-28 Dow Chemical Co Process for making nondistorted polyolefin foam structure
US5206082A (en) * 1991-03-25 1993-04-27 The Dow Chemical Company Nondistorted polyethylene foam structures and process for making
DE4220998C1 (de) * 1992-06-26 1993-11-11 Ppv Verwaltungs Ag Zuerich Verfahren zum Herstellen von Integralschaumstoff
US5356565A (en) * 1992-08-26 1994-10-18 Marathon Oil Company In-line foam generator for hydrocarbon recovery applications and its use
US5308879A (en) * 1992-09-07 1994-05-03 Nippon Gohsei Kagaku Kogyo Kabushiki Kaisha Process for preparing biodegradable resin foam
TW261577B (no) † 1993-07-14 1995-11-01 Krypton Internat Sa

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* Cited by examiner, † Cited by third party
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NICHTS ERMITTELT *

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0810256A1 (de) * 1996-05-28 1997-12-03 Bayer Ag Verfahren zur Herstellung von elastischen Polyurethanblockschaumstoffen
WO1997047453A1 (de) * 1996-06-07 1997-12-18 Bayer Aktiengesellschaft Verfahren zur schaumherstellung mittels unter druck gelöstem kohlendioxid
DE19622742C1 (de) * 1996-06-07 1998-03-12 Hennecke Gmbh Verfahren zur Schaumherstellung mittels unter Druck gelöstem Kohlendioxid
EP1020275A1 (de) * 1999-01-12 2000-07-19 Hennecke GmbH Vorrichtung zum Herstellen von Schaumstoff aus einem gelöstes Treibmittel enthaltenden Reaktionsgemisch
EP2860007A1 (de) * 2013-10-09 2015-04-15 Hennecke GmbH Verfahren zum kontinuierlichen Herstellen eines Stranges aus Reaktivkunststoff

Also Published As

Publication number Publication date
AU2883395A (en) 1996-01-25
EP0767728B2 (en) 2003-04-16
JPH10504771A (ja) 1998-05-12
DE69502608D1 (de) 1998-06-25
JP3201415B2 (ja) 2001-08-20
NO309639B1 (no) 2001-03-05
ZA955309B (en) 1996-02-12
EP0767728A1 (en) 1997-04-16
DE69502608T3 (de) 2003-12-11
WO1996000644A1 (en) 1996-01-11
EP0767728B1 (en) 1998-05-20
CN1066095C (zh) 2001-05-23
US5789457A (en) 1998-08-04
CN1153494A (zh) 1997-07-02
NO965281L (no) 1996-12-10
NO965281D0 (no) 1996-12-10
DE69502608T2 (de) 1998-09-10

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Legal Events

Date Code Title Description
8100 Publication of the examined application without publication of unexamined application
D1 Grant (no unexamined application published) patent law 81
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: HENNECKE GMBH, 51379 LEVERKUSEN, DE

8339 Ceased/non-payment of the annual fee